🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 73.8

Radius: 14.6

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.49 AU - 0.61 AU

Year: 277 Days

Day: 5 Hours

Environment

Temp: -135 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 44,980,753 km

• M1: 183,856 km (0.061 R)
• M2: 716,873 km (0.065 R)
• M3: 1,205,160 km (0.086 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 875.2

Radius: 13.5

Gravity: 4.8 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.85 AU - 1.15 AU

Year: 678 Days

Day: 15 Hours

Environment

Temp: -175 °C

Axial Tilt: 127.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 44,980,753 km

• M1: 167,998 km (0.117 R)
• M2: 714,779 km (0.117 R)
• M3: 1,184,217 km (0.098 R)
• M4: 1,747,004 km (0.075 R)
• M5: 2,170,067 km (0.078 R)
• M6: 2,606,593 km (0.106 R)
• M7: 3,255,399 km (0.039 R)
• M8: 5,070,769 km (0.117 R)
• M9: 6,027,597 km (0.063 R)
• M10: 6,773,044 km (0.117 R)
• M11: 7,649,238 km (0.106 R)
• M12: 8,127,054 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 347.1

Radius: 11.3

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.41 AU - 2.19 AU

Year: 1638 Days

Day: 5.9 Hours

Environment

Temp: -207 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 44,980,753 km

• M1: 140,622 km (0.108 R)
• M2: 658,979 km (0.033 R)
• M3: 1,083,537 km (0.046 R)
• M4: 1,639,443 km (0.078 R)
• M5: 2,333,727 km (0.044 R)
• M6: 3,388,990 km (0.075 R)
• M7: 4,464,300 km (0.076 R)
• M8: 5,319,251 km (0.079 R)
• M9: 5,775,226 km (0.072 R)
• M10: 6,212,500 km (0.119 R)
• M11: 6,766,162 km (0.105 R)
• M12: 7,946,190 km (0.046 R)
• M13: 11,037,929 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 77.2

Radius: 8.4

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.5 AU - 2.28 AU

Year: 1762 Days

Day: 6.3 Hours

Environment

Temp: -205 °C

Axial Tilt: 48.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 44,980,753 km

• M1: 104,569 km (0.111 R)
• M2: 495,019 km (0.082 R)
• M3: 882,927 km (0.062 R)
• M4: 1,252,882 km (0.077 R)
• M5: 1,864,139 km (0.067 R)
• M6: 2,929,575 km (0.115 R)
• M7: 3,790,960 km (0.078 R)
• M8: 4,417,176 km (0.052 R)
• M9: 4,747,189 km (0.067 R)
• M10: 5,421,427 km (0.107 R)
• M11: 5,911,659 km (0.107 R)
• M12: 6,530,545 km (0.087 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 189.6

Radius: 8.1

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 3.81 AU - 4.05 AU

Year: 5284 Days

Day: 8.1 Hours

Environment

Temp: -226 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 44,980,753 km

• M1: 100,829 km (0.047 R)
• M2: 354,397 km (0.081 R)
• M3: 627,563 km (0.098 R)
• M4: 1,371,962 km (0.109 R)
• M5: 1,855,163 km (0.115 R)
• M6: 2,210,009 km (0.069 R)
• M7: 2,843,556 km (0.102 R)
• M8: 9,303,940 km (0.117 R)
• M9: 13,250,033 km (0.05 R)
• M10: 14,279,117 km (0.099 R)
• M11: 14,911,617 km (0.119 R)
• M12: 16,337,434 km (0.077 R)
• M13: 18,989,505 km (0.108 R)
• M14: 19,635,469 km (0.036 R)
• M15: 20,295,794 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 796.7

Radius: 11.2

Gravity: 6.35 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 4.04 AU - 5.52 AU

Year: 7088 Days

Day: 14.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 44,980,753 km

• M1: 139,276 km (0.045 R)
• M2: 509,082 km (0.098 R)
• M3: 988,094 km (0.103 R)
• M4: 3,076,779 km (0.101 R)
• M5: 3,705,988 km (0.115 R)
• M6: 4,285,381 km (0.102 R)
• M7: 6,084,594 km (0.083 R)
• M8: 7,418,708 km (0.089 R)
• M9: 8,134,235 km (0.108 R)
• M10: 9,749,144 km (0.092 R)
• M11: 10,316,120 km (0.09 R)
• M12: 10,706,271 km (0.103 R)
• M13: 12,918,823 km (0.088 R)
• M14: 14,859,108 km (0.109 R)
• M15: 15,995,752 km (0.097 R)
• M16: 16,718,460 km (0.112 R)
• M17: 18,728,008 km (0.108 R)
• M18: 19,753,651 km (0.064 R)
• M19: 20,816,544 km (0.116 R)
• M20: 27,353,372 km (0.117 R)
• M21: 27,726,170 km (0.108 R)
• M22: 28,768,867 km (0.069 R)
• M23: 29,251,320 km (0.102 R)
• M24: 30,331,866 km (0.109 R)
• M25: 33,307,966 km (0.12 R)
• M26: 34,377,890 km (0.086 R)
• M27: 36,698,901 km (0.057 R)
• M28: 37,610,101 km (0.088 R)
• M29: 38,770,083 km (0.038 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 944.2

Radius: 10.7

Gravity: 8.25 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 4.54 AU - 5.6 AU

Year: 7743 Days

Day: 10.9 Hours

Environment

Temp: -223 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 44,980,753 km

• M1: 133,740 km (0.093 R)
• M2: 530,923 km (0.095 R)
• M3: 1,193,193 km (0.098 R)
• M4: 1,561,652 km (0.095 R)
• M5: 2,242,921 km (0.062 R)
• M6: 2,712,359 km (0.092 R)
• M7: 3,673,974 km (0.084 R)
• M8: 4,192,630 km (0.074 R)
• M9: 4,909,204 km (0.106 R)
• M10: 5,638,793 km (0.097 R)
• M11: 7,473,162 km (0.089 R)
• M12: 10,718,388 km (0.108 R)
• M13: 12,223,343 km (0.086 R)
• M14: 14,674,654 km (0.111 R)
• M15: 15,253,597 km (0.109 R)
• M16: 16,320,529 km (0.066 R)
• M17: 17,940,525 km (0.11 R)
• M18: 19,128,930 km (0.036 R)
• M19: 25,962,262 km (0.106 R)
• M20: 30,695,538 km (0.091 R)
• M21: 31,430,662 km (0.031 R)
• M22: 42,862,333 km (0.057 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 272 - 12,485 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit